Male birds of paradise have evolved to possess a brilliant display of plumage. The male shows off his plumage to woo a female. Which of the following statements about this trait is true?

I. The colorful feathers in the male are a result of progressive sexual selection.

II. The female has a large part to play in the evolution of the male's colorfui plumage.

III. The colorful plumage functions as a survival advantage in its environment.

(1 point)

OI only

II only

I and III

I and II